Sole of a golf club head



FIG. 1 is a perspective view of a sole of a golf club head showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a perspective view of the second embodiment thereof;

FIG. 7 is a left side view of the second embodiment thereof;

FIG. 8 is a back view of the second embodiment thereof;

FIG. 9 is a right side view of the second embodiment thereof; and,

FIG. 10 is a bottom view of the second embodiment thereof.

The broken lines showing the golf club head are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a sole of a golf club head, as shown and described. 